📝 魅力・見どころ・特徴 ネタバレ控えめ
01① A jobless 27-year-old made young again for the 'ReLife Experiment'
Arata Kaizaki, who has repeatedly failed at job hunting, is made to look 17 again as a test subject in the ReLife Research Institute's rehabilitation experiment.
02② Brilliant but socially awkward heroine Chizuru Hishiro
Arata's relationship with his classmate Chizuru, a brilliant student hopelessly bad at faking a smile, becomes central to his high school life.
03③ The condition that his memories vanish when the experiment ends
The bittersweet rule that Arata's memories will be erased once the year-long experiment ends lends the entire story a poignant tension.
04④ A cast of distinctive classmates
Classmates including Rena Kariu, Kazuomi Ogami, An Onoya, and Honoka Tamarai bring lively color to the story surrounding Arata.
05⑤ Director Satoru Kosaka's vivid coming-of-age ensemble drama
Directed by Satoru Kosaka with series composition by Michiko Yokote and Kazuho Hyodo, the show carefully balances comedy with bittersweet coming-of-age drama.
06⑥ The mentor-student bond with Ryo Yoake of the ReLife Research Institute
The exchanges between Arata and Ryo Yoake — his case worker, who watches over him while attending the same class in the guise of a student — are another highlight.
07⑦ Opening theme 'Button' by PENGUIN RESEARCH
The opening theme 'Button,' performed by PENGUIN RESEARCH, has an energetic momentum that seems to push Arata's fresh start forward.
08⑧ A unique ED gimmick with a different artist every episode
The ending theme follows the concept of 'a mix CD Arata made back in his original high school days,' featuring a different hit song from around the year 2000 performed by a different artist each episode.
💡 注目ポイント・展開予想 軽めネタバレ
The biggest highlight is how the relationship between Arata and Chizuru evolves, and how they come to terms with the fate of losing their memories once the experiment ends.
🧾 これまでのあらすじ ネタバレあり
Arata Kaizaki, a 27-year-old who has repeatedly failed at job hunting and quit his last company after three months, meets Ryo Yoake of the ReLife Research Institute. As test subject No. 002 in a social rehabilitation experiment, Arata is made to look 17 again through the ReLife drug and spends a year redoing high school alongside classmates like Chizuru Hishiro. Under the condition that his memories will be erased once the experiment ends, Arata relives his youth among classmates far younger than his true age.
✅ 観る・注目するおすすめポイント
A coming-of-age human drama built around the premise of an adult getting a second chance at high school, blending comedy with bittersweet emotion. Recommended for anyone who also wants to enjoy playful touches like the ever-changing ending theme each episode.
👀 トリビア・驚きの小ネタ集
💫 未回収の伏線 ネタバレあり
- Whether Arata's memories truly vanish once the experiment ends is the story's central question.
- The real reason behind Chizuru's difficulty with faking a smile is revealed as the story nears its end.
- The Research Institute's own agenda, including Ryo Yoake's role in it, is also worth watching for.
💌 次シーズンで絶対バズる名セリフ予想
"I'm just bad at faking a smile." — a memorable line that captures both Chizuru's awkwardness and her sincerity.
"Even if these memories fade, the fact that I was here was real." — a bittersweet line coming to terms with the fate of losing one's memories.